Honda NS 250R (1985-86)

The Honda NS 250R was a popular motorcycle made in 1985-86 with a two-stroke, V-twin cylinder engine and a 249cc capacity. Its liquid cooling system had a compression ratio of 7.3:1, and it used injected 2-stroke oil for lubrication. Its ignition was electronic CDI PGM II and it had a kick start. The bike could reach a maximum power of 45 hp at 9500 rpm and a peak torque of 35 Nm at 8500 rpm. It had a wet plate clutch and a six-speed transmission, with final drive via chain. The frame was made of twin spar aluminum, with telescopic forks for front suspension and a swinging arm for the rear. The front brakes consisted of two 276mm discs with two piston calipers, and the rear brakes consisted of a single 220mm disc with a one piston caliper. The bike weighed 144 kg and had a fuel capacity of 19 liters. Overall, the Honda NS 250R was a high-performance motorcycle that was popular amongst biking enthusiasts during its time.

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Technical specifications:

Make Model: Honda NS 250R

Year: 1985 – 86

Engine: Two stroke, 90 degreesV-twin cylinder

Capacity: 249 cc / 15.2 cu-in

Bore x Stroke: 56 x 50.6 mm

Cooling System: Liquid cooled

Compression Ratio: 7.3:1

Lubrication: Injected 2-stroke oil

Exhaust: Expansion chamber, RC power valves

Induction: Carburetor

Ignition: Electronic CDI PGM II

Starting: kick

Max Power: 45 hp / 32.8 kW @ 9500 rpm

Max Torque: 35 Nm / 25.8 ft-lb @ 8500 rpm

Clutch: Wet plate

Transmission: 6 Speed

Final Drive: Chain

Frame: Twin spar aluminum

Front Suspension: Telescopic forks

Rear Suspension: Swinging arm

Front Brakes: 2x 276 mm discs 2 piston calipers

Rear Brakes: Single 220mm disc 1 piston caliper

Front Tyre: 100/80-17

Rear Tyre: 130/70-18

Dry Weight: 144 kg / 317 lbs

Fuel Capacity: 19 Litres / 5.0 US gal